Display screen or portion thereof with graphical user interface



The sole FIGURE is a front view of a display screen or portion thereof with graphical user interface, showing our new design.

The peripheral broken lines in the figures show a display screen or portion thereof, and form no part of the claimed design. The broken lines within the peripheral broken lines show portions of the graphical user interface and form no part of the claimed design. The dash-dot-dash lines represent boundary lines. 

CLAIM The ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 